| 一种磁悬浮开关磁阻电机用轴向径向磁轴承 |
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| 引用本文： | 赵旭升,邓智泉,汪波.一种磁悬浮开关磁阻电机用轴向径向磁轴承[J].北京航空航天大学学报,2011,37(8):973-978. |
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| 作者姓名： | 赵旭升 邓智泉 汪波 |
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| 作者单位： | 南京航空航天大学自动化学院,南京,210016;南京航空航天大学自动化学院,南京,210016;南京航空航天大学自动化学院,南京,210016 |
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| 基金项目： | 国家自然科学基金资助项目(50877036); 航空基础科学基金资助项目(05F52040) |
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| 摘 要： | 为了克服现有永磁偏置轴向径向磁轴承的缺陷,研究了一种新型结构的磁悬浮开关磁阻电机用永磁偏置轴向径向磁轴承.分析其结构及工作原理,利用等效磁路法进行分析,得出了轴向悬浮力及径向悬浮力的数学模型,并对数学模型进行了线性化处理,得出了其轴向、径向位移刚度和电流刚度.给出了磁极面积、控制线圈安匝数、定转子结构等主要参数的设计方法,给出了样机参数,用有限元对样机进行了三维仿真分析.理论研究和仿真分析表明:该永磁偏置轴向径向磁轴承结构紧凑,轴向控制磁通和径向控制磁通彼此解耦,控制更加容易,适用于高速、低功耗等场合.
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| 关 键 词： | 永磁偏置轴向径向磁轴承 等效磁路 参数设计 有限元分析 |
| 收稿时间： | 2010-09-07 |
Axial radial magnetic bearing in magnetic suspending switched reluctance motor application |
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| Zhao Xusheng Deng Zhiquan Wang Bo.Axial radial magnetic bearing in magnetic suspending switched reluctance motor application[J].Journal of Beijing University of Aeronautics and Astronautics,2011,37(8):973-978. |
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| Authors: | Zhao Xusheng Deng Zhiquan Wang Bo |
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| Institution: | College of Automation Engineering, Nanjing University of Aeronautics & Astronautics, Nanjing 210016, China |
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| Abstract: | To overcome the defects of the present permanent magnet biased axial radial magnetic bearing,a new permanent magnet biased axial radial magnetic bearing(PARMB) was studied,which was used in magnetic suspending switched reluctance motor application.The configuration and fundamental principle of PARMB were analyzed.The equivalent magnetic circuit was established to deduce the mathematical models of PARMB.The parameter design and calculation were presented.The parameters of the proposed prototype were also giv... |
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| Keywords: | permanent magnet biased axial radial magnetic bearing(PARMB) equivalent magnetic circuit parameter design finite element analysis |
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